CFM/CMM Thermo- Anemometer +Infrared ThermometerMax/Min/Avg value with relative time stampLow battery indication and Auto Power Off Display Air Flow (CFM/CMM), or Air Velocity plus Temperature simultaneously Resolution of 0.01m/sec20 point average for Air FlowRange temperatureAir Velocity:m/s;ft/min;km/h;MPH;Knots;